package com.imooc.operator;

import java.util.Random;
import java.util.Scanner;

public class ConditionDemo2 {

	public static void main(String[] args) {
		// Random rand = new Random();
		// int n = rand.nextInt(100);
		Scanner s = new Scanner(System.in);
		int n = s.nextInt();
		if (n % 2 == 0) {
			System.out.println("偶数");
		} else {
			System.out.println("奇数");
		}
	}

}
